Lil Red Barn Husqvarna Cylinder and Piston Assembly 50mm, Replaces OEM # 503626672 Suitable, high quality replacement Cylinder And Piston Assembly REPLACES OEM # 503626672 FITS HUSQVARNA 362, 365, 365 SPECIAL, 371, 371XP, 372, 372XP, 375K JONSERED 2063, 2163, 2065, 2071, 2165, 2171, CS2165, CS2171